Finding the Fourth Proportional to 300,061.51, 450,092.81 and 122,568.55

Step by Step Solution

1. Step 1: Write the proportion equation
   300,061.51 : 450,092.81 = 122,568.55 : x
2. Step 2: Convert to fraction form
   300,061.51/450,092.81 = 122,568.55/x
3. Step 3: Cross multiply
   300,061.51x = 450,092.81 × 122,568.55
4. Step 4: Simplify right side
   300,061.51x = 55,167,223,087.13
5. Step 5: Solve for x
   x = 55,167,223,087.13/300,061.51
6. Step 6: Final answer
   x = 183,853.05